Couture was an Olympic wrestling alternate and has lived in Corvallis, Oregon, throughout much of his career, where he served as an assistant wrestling coach and a strength and conditioning coach for Oregon State University. He established Team Quest with Matt Lindland and Dan Henderson, a training camp for fighters, based out of Gresham, Oregon, and headed by coach Robert Folis. In 2005, Couture moved to Las Vegas, where he opened his own extensive chain of gyms under the name Xtreme Couture. He currently trains at his Las Vegas-based gym. Couture partnered with Bas Rutten in the opening of Legends Gym in Hollywood, California.
Couture is generally recognized as a clinch and ground-and-pound fighter who uses his wrestling ability to execute take downs, establish top position and successively strike the opponent on the bottom. Couture has displayed a variety of skills in boxing and catch wrestling and has submitted four opponents using different chokeholds. Couture is the only athlete in UFC history to win a championship after becoming a Hall of Fame member and is the oldest title holder ever (in the UFC and MMA).